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   "source": [
    "<center><img src=\"./image/CLBLOGO.jpg\" alt=\"创乐博\" style=\"width: 300px;\"/></center>\n",
    "\n",
    "# 5.激光传感器实验\n",
    "\n",
    "@－－－－湖南创乐博智能科技有限公司－－－－<br>\n",
    "@  文件名：5.激光传感器实验.py <br>\n",
    "@  版本：V2.0 <br>\n",
    "@  author: zhulin<br>\n",
    "@  说明：激光传感器实验\n",
    "激光传感器实验，通过LED的方式控制激光传感器！！！<br>"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "f5f58331-df2f-409c-b08b-1401a5100a80",
   "metadata": {},
   "source": [
    "## 1.导入必要的库文件"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 1,
   "id": "24bb5df6-9701-49a1-8df4-dcbd1a87c5fc",
   "metadata": {},
   "outputs": [],
   "source": [
    "from gpiozero import LED\n",
    "from time import sleep"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "bf81ed90-ea51-4447-b522-85494d089b54",
   "metadata": {},
   "source": [
    "## 2.定义激光传感器管脚 GPIO17"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "id": "20561d89-e334-41e0-9358-07f9b385ffdd",
   "metadata": {},
   "outputs": [],
   "source": [
    "makerobo_LaserPin = LED(17)"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "90322f04-34c2-448f-8ec0-481b8b435ef1",
   "metadata": {},
   "source": [
    "## 3.初始化工作"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "id": "6167bf43-79f6-4e37-9b34-2cd241415a95",
   "metadata": {},
   "outputs": [],
   "source": [
    "def makerobo_setup():\n",
    "    makerobo_LaserPin.off() # 关闭激光传感器"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "04b01200-b8f4-4906-9fef-ee5921375822",
   "metadata": {},
   "source": [
    "## 4.主程序"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "id": "45e18609-d482-4008-9b7f-64ee3599f522",
   "metadata": {},
   "outputs": [],
   "source": [
    "# 循环函数\n",
    "def makerobo_loop():\n",
    "\twhile True:\n",
    "\t\t# 继电器打开\n",
    "\t\tmakerobo_LaserPin.on()  # 打开激光模块\n",
    "\t\tsleep(0.5)              # 延时500ms\n",
    "\t\t# 继电器关闭\n",
    "\t\tmakerobo_LaserPin.off() # 关闭激光模块\n",
    "\t\tsleep(0.5)         # 延时500ms\n",
    "\n",
    "# 释放资源\n",
    "def makerobo_destroy():\n",
    "    makerobo_LaserPin.close()\n",
    "\n",
    "# 程序入口\n",
    "if __name__ == '__main__':\n",
    "\tmakerobo_setup()           #  初始化\n",
    "\ttry:\n",
    "\t\tmakerobo_loop()        #  调用循环函数\n",
    "\texcept KeyboardInterrupt:  #  当按下Ctrl+C时，将执行destroy()子程序。\n",
    "\t\tmakerobo_destroy()     #  释放资源"
   ]
  }
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